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CRYPTO
2005
Springer
14 years 1 months ago
2005
Springer
We investigate methods for providing easy-to-check proofs of computational effort. Originally intended for discouraging spam, the concept has wide applicability as a method for co...
FOCS
2002
IEEE
14 years 22 days ago
2002
IEEE
We consider the problem of sampling almost uniformly from the set of contingency tables with given row and column sums, when the number of rows is a constant. Cryan and Dyer [3] h...
ACMACE
2007
ACM
13 years 11 months ago
2007
ACM
Physical leisure activities such as table tennis provide healthy exercise and can offer a means to connect with others socially; however, players have to be in the same physical l...
SBBD
2001
13 years 9 months ago
2001
There are several auxiliary pre-computed access structures that allow faster answers by reading less base data. Examples are materialized views, join indexes, B-tree and bitmap in...
CN
2000
13 years 7 months ago
2000
The dominant backbone protocol implemented in the Internet is the Border Gateway Protocol (BGP). Each router implementing BGP maintains a routing table. As networks increase in si...